I was trolling forums. Stumbled upon an article on rx8forums and was tempted to try it
Mothers Mag, Aluminum, and chrome polish
Before
after
Had to use a really soft steelwool to get the inside of the exhaust soot free.
Had waterspots, was tarnished yellowish, and had soot everywhere
After
You can really see all the blemishes and scratches on the exhaust tip. It looks better though all shiny
Sorry for the bad pics. Samsung Galaxy cameraphone =/
Mothers Mag, Aluminum, and chrome polish
Before

after


Had to use a really soft steelwool to get the inside of the exhaust soot free.

Had waterspots, was tarnished yellowish, and had soot everywhere

After
You can really see all the blemishes and scratches on the exhaust tip. It looks better though all shiny
Sorry for the bad pics. Samsung Galaxy cameraphone =/